Finding the Fourth Proportional to 1,022,407.08, 1,410,915.50 and 557,260.46
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Solution
The fourth proportional to 1,022,407.08, 1,410,915.50 and 557,260.46 is: 769,016.02
Step by Step Solution
- Step 1: Write the proportion equation
1,022,407.08 : 1,410,915.50 = 557,260.46 : x - Step 2: Convert to fraction form
1,022,407.08/1,410,915.50 = 557,260.46/x - Step 3: Cross multiply
1,022,407.08x = 1,410,915.50 × 557,260.46 - Step 4: Simplify right side
1,022,407.08x = 786,247,420,551.13 - Step 5: Solve for x
x = 786,247,420,551.13/1,022,407.08 - Step 6: Final answer
x = 769,016.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.